225
WWUS74 KTSA 180102
NPWTSA

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
802 PM CDT Mon Aug 17 2026

ARZ129-219-220-229-OKZ049-053-070-071-073>075-176-272-276-376-181315-
/O.EXP.KTSA.HT.Y.0038.000000T0000Z-260818T0100Z/
/O.CON.KTSA.XH.W.0015.260818T1800Z-260820T0200Z/
North and Central Sebastian-Southern Crawford-Central and
Southern Franklin-Southern Sebastian-Pushmataha-Choctaw-Muskogee-
McIntosh-Pittsburg-Haskell-Latimer-Northern Le Flore-Central and
Southern Sequoyah-Central Le Flore-Southern Le Flore-
Including the cities of Clayton, Lonelm, Hartford, Antlers, Cecil,
Muskogee, Liberty, Wilburton, Pocola, Van Buren, Talihina, Fort
Smith, Spiro, Charleston, Sallisaw, Ozark, Patterson, Poteau, Jethro,
Huntington, Mansfield, McAlester, Checotah, Watalula, Stigler, Hugo,
Arkoma, Cravens, and Panama
802 PM CDT Mon Aug 17 2026

...HEAT ADVISORY HAS EXPIRED...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 1 PM TUESDAY TO 9 PM
CDT WEDNESDAY...

* WHAT...Dangerously hot conditions with heat index values up to 112
  expected.

* WHERE...Portions of northwest and west central Arkansas and east
  central and southeast Oklahoma.

* WHEN...From 1 PM Tuesday to 9 PM CDT Wednesday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

ARZ119-120-OKZ172-181315-
/O.EXP.KTSA.HT.Y.0038.000000T0000Z-260818T0100Z/
/O.CON.KTSA.HT.Y.0039.260818T1800Z-260820T0200Z/
Northern Crawford-Northern Franklin-Northern Sequoyah-
Including the cities of Paradise, Mountainburg, Barnes, and Marble
City
802 PM CDT Mon Aug 17 2026

...HEAT ADVISORY HAS EXPIRED...
...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TUESDAY TO 9 PM CDT
WEDNESDAY...

* WHAT...Heat index values up to 107 expected.

* WHERE...In Arkansas, Northern Crawford and Northern Franklin
  Counties. In Oklahoma, Northern Sequoyah County.

* WHEN...From 1 PM Tuesday to 9 PM CDT Wednesday.

* IMPACTS...Heat related illnesses are possible especially impacting
  those not acclimated to the conditions or those performing
  strenuous activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

&&

$$

OKZ055>057-059>062-064>067-154-254-354-181315-
/O.CON.KTSA.XH.W.0015.260818T1800Z-260820T0200Z/
Washington OK-Nowata-Craig-Pawnee-Tulsa-Rogers-Mayes-Creek-
Okfuskee-Okmulgee-Wagoner-Western Osage-Northeast Osage-Southeast
Osage-
Including the cities of Hominy, Sapulpa, Pawhuska, Okemah, Pryor,
Nowata, Bartlesville, Fairfax, Wagoner, Shidler, Pawnee, Vinita,
Tulsa, Claremore, and Okmulgee
802 PM CDT Mon Aug 17 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 1 PM TUESDAY TO 9 PM
CDT WEDNESDAY...

* WHAT...Dangerously hot conditions with heat index values up to 111
  expected.

* WHERE...Portions of east central and northeast Oklahoma.

* WHEN...From 1 PM Tuesday to 9 PM CDT Wednesday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

ARZ001-002-010-011-OKZ058-063-068-069-181315-
/O.CON.KTSA.HT.Y.0039.260818T1800Z-260820T0200Z/
Benton-Carroll-Washington AR-Madison-Ottawa-Delaware-Cherokee-
Adair-
Including the cities of Rogers, Grove, Springdale, Miami, Tahlequah,
Berryville, Huntsville, Bentonville, Eureka Springs, Stilwell, Jay,
and Fayetteville
802 PM CDT Mon Aug 17 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TUESDAY TO 9 PM CDT
WEDNESDAY...

* WHAT...Heat index values up to 109 expected.

* WHERE...In Arkansas, Benton, Carroll, Madison, and Washington AR
  Counties. In Oklahoma, Cherokee, Adair, Delaware, and Ottawa
  Counties.

* WHEN...From 1 PM Tuesday to 9 PM CDT Wednesday.

* IMPACTS...Heat related illnesses are possible especially impacting
  those not acclimated to the conditions or those performing
  strenuous activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

&&

$$

MAB